diff options
Diffstat (limited to 'drivers/power/ab8500_charger.c')
| -rw-r--r-- | drivers/power/ab8500_charger.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c index e388171f4e58..1a7013ec0caf 100644 --- a/drivers/power/ab8500_charger.c +++ b/drivers/power/ab8500_charger.c @@ -409,6 +409,14 @@ disable_otp: static void ab8500_power_supply_changed(struct ab8500_charger *di, struct power_supply *psy) { + /* + * This happens if we get notifications or interrupts and + * the platform has been configured not to support one or + * other type of charging. + */ + if (!psy) + return; + if (di->autopower_cfg) { if (!di->usb.charger_connected && !di->ac.charger_connected && @@ -435,7 +443,15 @@ static void ab8500_charger_set_usb_connected(struct ab8500_charger *di, if (!connected) di->flags.vbus_drop_end = false; - sysfs_notify(&di->usb_chg.psy->dev.kobj, NULL, "present"); + /* + * Sometimes the platform is configured not to support + * USB charging and no psy has been created, but we still + * will get these notifications. + */ + if (di->usb_chg.psy) { + sysfs_notify(&di->usb_chg.psy->dev.kobj, NULL, + "present"); + } if (connected) { mutex_lock(&di->charger_attached_mutex); @@ -3740,6 +3756,7 @@ static const struct of_device_id ab8500_charger_match[] = { { .compatible = "stericsson,ab8500-charger", }, { }, }; +MODULE_DEVICE_TABLE(of, ab8500_charger_match); static struct platform_driver ab8500_charger_driver = { .probe = ab8500_charger_probe, |